<!doctype html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <link rel="icon" type="shortcut icon" th:href="@{/img/favicon.ico}"/>
    <link rel="stylesheet" type="text/css" th:href="@{/css/bootstrap.min.css}"/>
    <link rel="stylesheet" type="text/css" th:href="@{/css/global.css}"/>
    <link rel="stylesheet" type="text/css" th:href="@{/css/login.css}"/>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.3.0/font/bootstrap-icons.css">
    <title>Echo - 登录</title>
</head>
<body>
<div class="nk-container">
    <!-- 头部 -->
    <header class="bg-dark sticky-top" th:replace="index::header"></header>

    <!--                               th:value="${param.password}"-->
    <!--                               th:value="${param.username}"-->
    <!-- 内容 -->
    <div class="main">
        <div class="container pl-5 pr-5 pt-3 pb-3 mt-3 mb-3">
            <h3 class="text-center text-info border-bottom pb-3">登&nbsp;&nbsp;录</h3>
            <form id="user-login-form" class="mt-5" method="post" th:action="@{/user/login}" onsubmit="return loginForm()">
                <div class="form-group row">
                    <label for="username" class="col-sm-2 col-form-label text-right">账号:</label>
                    <div class="col-sm-10">
                        <input type="text" th:class="|form-control ${usernameMsg != null ? 'is-invalid' : ''}|"

                                value = "admin"

                               id="username" name="username" placeholder="请输入您的账号!" required>
                        <div class="invalid-feedback" th:text="${usernameMsg}"></div>
                    </div>
                </div>
                <div class="form-group row mt-4">
                    <label for="password" class="col-sm-2 col-form-label text-right">密码:</label>
                    <div class="col-sm-10">
                        <input type="password" th:class="|form-control ${passwordMsg != null ? 'is-invalid' : ''}|"

                                value = "admin"

                               id="password" name="pwd" placeholder="请输入您的密码!" required>
                        <div class="invalid-feedback" th:text="${passwordMsg}"></div>
                    </div>
                </div>
                <div class="form-group row mt-4">
                    <div id="captcha"></div> <!-- 显示图片-->
                    <div id="msg"></div> <!--显示提示信息 -->
                </div>
                <div class="form-group row mt-4">
                    <div class="col-sm-2"></div>
                    <div class="col-sm-10">
                        <input type="checkbox" id="rememberMe" name="rememberMe"
                               th:checked="${rememberMe}">
                        <label class="form-check-label" for="rememberMe">记住我</label>
                        <a href="resetPwd" class="text-danger float-right">忘记密码?</a>
                    </div>
                </div>
                <div class="form-group row mt-4">
                    <div class="col-sm-2"></div>
                    <div class="col-sm-10 text-center">
                        <button type="submit" class="btn btn-info text-white form-control">立即登录</button>
                    </div>
                </div>
            </form>
        </div>
    </div>

    <!-- 尾部 -->
    <footer class="bg-dark" th:replace="index::footer"></footer>

</div>
<script th:src="@{/js/jquery-3.1.0.min.js}"></script>
<script th:src="@{/js/popper.min.js}"></script>
<script th:src="@{/js/bootstrap.min.js}"></script>
<script th:src="@{/js/global.js}"></script>
<script th:src="@{/js/jigsaw.js}"></script>
<script th:src="@{/js/httpUtils.js}"></script>
<script>

    var flag = false;

    jigsaw.init({
        el: document.getElementById('captcha'),
        onSuccess: function () {  //拖拽成功钩子
            document.getElementById('msg').innerHTML = '登录成功！'
            flag = true;
        },
        onFail: cleanMsg,  //拖拽失败钩子
        onRefresh: cleanMsg  //刷新钩子
    })

    function cleanMsg() {

        document.getElementById('msg').innerHTML = ''
    }

    function loginForm() {
        if (flag) {
            return true;
        }else {
            alert("请先拖拽图片！");
            return false;
        }
    }

</script>
</body>
</html>
